from enum import Enum, unique

@unique
class Weekday(Enum):
    Sun = 0
    Mon = 1
    Tue = 2
    Wed = 3
    Thr = 4
    Fri = 5
    Sta = 6


    def foo(s):
        n = int(s)
        assert n != 0, "s is zero"
        return 10/n

    print(foo("1"))





